# Pipe Trades Pro Calc vs Triangle Calculator

The clearest difference is rating: Pipe Trades Pro Calc at 4.8 against Triangle Calculator's 3.7. Pipe Trades Pro Calc also leads on ratings volume (4.4K vs 3) and chart position (#170 vs unranked). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Pipe Trades Pro Calc sells 2 in-app purchases, starting at $4.99 per month and Triangle Calculator sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Pipe Trades Pro Calc holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: Pipe Trades Pro Calc has 4.4K ratings behind it against 3, so its average is the more settled of the two.

Pipe Trades Pro Calc ships an update every 7 months, Triangle Calculator every 4 months. The most recent releases landed on October 21, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Pipe Trades Pro Calc | Triangle Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4.4K ratings)](https://appshunter.io/ios/app/pipe-trades-pro-calc/id596142100/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/triangle-calculator-solver/id6757908425/reviews) |
| Number of ratings | **4.4K** | 3 |
| Positive reviews | 42.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Free with in-app purchases | Freemium |
| Best chart rank | **#170** | — |
| Size | 51 MB | 15 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Calculated Industries](https://appshunter.io/developer/370406449) | [Vaghani Keyur](https://appshunter.io/developer/1164464860) |

## What reviewers say

### Pipe Trades Pro Calc

[App page](https://appshunter.io/ios/app/pipe-trades-pro-calc/id596142100)

**Currently charting:** #170 Top Grossing · Utilities (US App Store)

This app provides advanced calculation tools and comprehensive data for pipe trade professionals. It streamlines workflows for pipefitters, welders, and steamfitters with features for measurements, fluid dynamics, and material specifications. Designed for efficiency and accuracy, it works offline for on-site use.

**Highlights:** Advanced measurement calculations, Fluid dynamics and pressure analysis, Comprehensive pipe data access, Offline functionality, User-centric interface, Material and dimension options

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Full Access | $4.99 | per month |
| 1 Year Full Access | $39.99 | per year |

**What reviewers like**

- 🔢 Useful calculator tool
- 🧠 Helpful for pipe fitters and welders
- 📱 Convenient to have on mobile device
- 🔍 Accurate calculations

**What reviewers complain about**

- 💰 Subscription model is too expensive
- 🔒 Requires internet connection to verify subscription
- 🔄 Used to be a one-time purchase
- 🤔 Confusing transition from one-time to subscription

**Reported bugs**

- App freezes or stops working after updates
- Calculation errors with fractions
- Issues with reinstalling or transferring purchases

**Requested features**

- Ability to use app without subscription
- Support for larger pipe sizes
- Add a back/undo button
- Rotate screen orientation


### Triangle Calculator

[App page](https://appshunter.io/ios/app/triangle-calculator-solver/id6757908425)

This geometry tool simplifies trigonometry and triangle calculations. It provides quick and accurate results for various measurements, including angles, sides, area, and advanced geometric properties. Ideal for students, professionals, and anyone needing precise calculations.

**Highlights:** Triangle angle calculation, Side length and hypotenuse calculation, Area and perimeter calculation, Advanced geometry calculations, User-friendly interface, Accurate results

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $0.99 | per month |
| Yearly Premium | $2.99 | per year |


## Frequently asked questions

### Is Pipe Trades Pro Calc free?

Pipe Trades Pro Calc is free to download, with in-app purchases available.

### Is Triangle Calculator free?

Triangle Calculator is free to download, with in-app purchases available.

### Which has better reviews, Pipe Trades Pro Calc or Triangle Calculator?

Pipe Trades Pro Calc is rated higher. Pipe Trades Pro Calc averages 4.8 out of 5 from 4.4K ratings, while Triangle Calculator averages 3.7 from 3 ratings.

### Do Pipe Trades Pro Calc or Triangle Calculator have ads?

Neither Pipe Trades Pro Calc nor Triangle Calculator shows ads.

### Which is updated more often, Pipe Trades Pro Calc or Triangle Calculator?

Pipe Trades Pro Calc ships an update every 7 months, and Triangle Calculator every 4 months. Most recently, Pipe Trades Pro Calc was updated on October 21, 2026 and Triangle Calculator on October 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*